The order for the celebration of Vespers, Matins, and the Divine Liturgy according to the Ruthenian recension

Berko, Matthew A.. Catholic Church. Liturgy and ritual. The order for the celebration of Vespers, Matins, and the Divine Liturgy according to the Ruthenian recension / Matthew A. Berko . - Washington : [s. n.], 1958 . - 122 p. 22 cm.

A translation of "Ordo celebrationis Vesperarum, Matutini, et Divinae Liturgiae iuxta recensionem Ruthenorum" published by the Sacred Congregation for the Eastern Church, Rome 1944.